TCM4400EPET datasheet(14/64 Pages) TI

14 / 64 page

TCM4400E

GSM/DCS BASEBAND AND VOICE A/D

AND D/A RF INTERFACE CIRCUIT

SLWS082A – JULY 1999 – REVISED MARCH 2000

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

voice uplink path

global characteristics of voice uplink path

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Maximum input range (MICP – MICN)

Inputs 3 dBm0 (maximum digital sample amplitude)

with PGA gain, set to 0dB (default value)

32.5

mVrms

Nominal reference level (MICP – MICN)

–10

dBm0

Differential input resistance (MICP – MICN)

140

200

Ω

Micro-amplifier gain

Maximum input range at AUXI

Inputs 3 dBm0 (maximum digital sample amplitude)

with PGA gain, set to 0dB (default value)

365

mVrms

Nominal reference level at AUXI

–10

dBm0

Input resistance at AUXI

140

220

300

Ω

Auxi amplifier gain

PGA absolute gain

4.6

VULPGA code =10000

–12 dB

–12.7

–12.2

–11.7

VULPGA code = 10111

–11 dB

–11.3

–10.8

–10.3

VULPGA code = 11000

–10 dB

–10.6

–10.1

–9.6

VULPGA code = 11001

–9 dB

–9.5

–9

–8.5

VULPGA code = 11010

–8 dB

–8.5

–8

–7.5

VULPGA code = 11011

–7 dB

–7.5

–7

–6.5

VULPGA code = 00000 (default)

–6 dB

–6.7

–6.2

–5.7

VULPGA code = 00001

–5 dB

–5.6

–5.1

–4.6

VULPGA code = 00010

–4 dB

–4.6

–4.1

–3.6

VULPGA code = 00011

–3 dB

–3.5

–3

–2.5

VULPGA code = 00100

–2 dB

–2.4

–1.9

–1.4

VULPGA code = 00101

–1 dB

–1.5

–1

–0.5

PGA gain step

VULPGA code = 00110 (ref)

0 dB

VULPGA code = 00111

1 dB

0.7

1.2

1.7

VULPGA code = 01000

2 dB

1.4

1.9

2.4

VULPGA code = 01001

3 dB

2.6

3.1

3.6

VULPGA code = 01010

4 dB

3.6

4.1

4.6

VULPGA code = 01011

5 dB

4.5

5.5

VULPGA code = 01100

6 dB

5.3

5.8

6.3

VULPGA code = 10001

7 dB

6.4

6.9

7.4

VULPGA code = 10010

8 dB

7.4

7.9

8.4

VULPGA code = 10011

9 dB

8.6

9.1

9.6

VULPGA code = 10100

10 dB

9.6

10.1

10.6

VULPGA code = 10101

11 dB

10.5

11.5

VULPGA code = 10110

12 dB

11.5

12.5

Power supply rejection, 0 Hz –100 kHz band

TCM4400EPET Datasheet(PDF) 14 Page - Texas Instruments

TCM4400EPET Datasheet(HTML) 14 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64

Datasheet Download

Link URL